Handwriting board



FIG. 1 is a front view of a handwriting board showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left-side view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front perspective view thereof.

The broken lines in the figures are included for the purpose of showing portions of the handwriting board that form no part of the claimed design. 

CLAIM The ornamental design for a handwriting board, as shown and described. 